Despite their small size, organisms smaller than a thousandth of a meter (1 mm) contribute greatly to biodiversity and ecosystem function. Unfortunately, categorizing small organisms—even defining ...

The U.S. Environmental Protection Agency has taken another step toward ending its own ability to fight the climate crisis. The agency is considering scrapping a 2009 scientific “endangerment finding” ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...